We're dividing 25906266 by 660 
We want to figure out the number of times 25906266 can be divided by 660.

Moving on to step 1:
2 divided by 660 is 0 with a remainder of 2.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 2 leaves us with 2.
Fetch the next digit (5) from the dividend, attach it to 2 and continue: 25 / 660

Moving on to step 2:
If we divide 25 by 660, we get 0 and a remainder of 25.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtract 0 from 25 to get 25.
Take the next digit (9) from the dividend and append it to 25, then repeat: 259 / 660

Going ahead to step 3:
The number 660 fits into 259 0 times, leaving a remainder of 259.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtracting 0 from 259 leaves us with 259.
Append the next digit (0) from the dividend to 259 and continue with: 2590 / 660

Moving on to step 4:
660 goes into 2590 3 times with a remainder of 610.
Record the quotient 3 as the next digit in the result. 
Result so far: 3.0
Deduct 1980 from 2590 and we're left with 610.
Bring next digit (6) of the dividend behind the 610 and repeat the process: 6106 / 660

Going ahead to step 5:
If we divide 6106 by 660, we get 9 and a remainder of 166.
Use 9 as the next digit of our solution. 
Result so far: 39.0
Subtract 5940 from 6106 to get 166.
Include the next digit (2) from the dividend after 166, then repeat: 1662 / 660

Step 6:
If we divide 1662 by 660, we get 2 and a remainder of 342.
Record the quotient 2 as the next digit in the result. 
Result so far: 392.0
If we take 1320 away from 1662, we end up with 342.
Take the next digit (6) from the dividend and append it to 342, then repeat: 3426 / 660

Moving on to step 7:
3426 divided by 660 is 5 with a remainder of 126.
The number 5 becomes the next digit in our result. 
Result so far: 3925.0
If we subtract 3300 from 3426, we get 126.
Grab the next digit (6) from the dividend, add it to 126, then carry on: 1266 / 660

Moving on to step 8:
If we divide 1266 by 660, we get 1 and a remainder of 606.
Use 1 as the next digit of our solution. 
Result so far: 39251.0
Subtracting 660 from 1266 leaves us with 606.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6060, and continue the process.

Step 9:
660 goes into 6060 9 times with a remainder of 120.
Record the quotient 9 as the next digit in the result. 
Result so far: 39251.9
Subtract 5940 from 6060 to get 120.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

Let's proceed to step 10:
When dividing 1200 by 660, we get 1 with a remainder of 540.
The number 1 becomes the next digit in our result. 
Result so far: 39251.91
Subtract 660 from 1200 to get 540.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5400, and continue the process.

Let's proceed to step 11:
660 goes into 5400 8 times with a remainder of 120.
The number 8 becomes the next digit in our result. 
Result so far: 39251.918
If we subtract 5280 from 5400, we get 120.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

Advancing to step 12:
660 can be fit into 1200 1 times, resulting in a remainder of 540.
Use 1 as the next digit of our solution. 
Result so far: 39251.9181
If we take 660 away from 1200, we end up with 540.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5400, and continue the process.

On to step 13:
660 can be fit into 5400 8 times, resulting in a remainder of 120.
Write down 8 as next digit of the result. 
Result so far: 39251.91818
Deduct 5280 from 5400 and we're left with 120.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

On to step 14:
If we divide 1200 by 660, we get 1 and a remainder of 540.
Put 1 as the next digit of the answer. 
Result so far: 39251.918181
If we take 660 away from 1200, we end up with 540.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5400, and continue the process.

On to step 15:
660 goes into 5400 8 times with a remainder of 120.
Record the quotient 8 as the next digit in the result. 
Result so far: 39251.9181818
If we take 5280 away from 5400, we end up with 120.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

Step 16:
1200 divided by 660 is 1 with a remainder of 540.
Put 1 as the next digit of the answer. 
Result so far: 39251.91818181
The remainder is 540 after subtracting 660 from 1200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5400, and continue the process.

In conclusion, the division gives 39251.91818181 with a balance of 5.4e-07.